edtFTPnet/PRO offers a set of robust and powerful, easy-to-use components and controls that make transferring files using the FTP, FTPS, SFTP, SCP and HTTP/HTTPS protocols a breeze. All protocols are supported in a single component.

Rebex FTP/SSL is an FTP and FTP/SSL client library for C# and VB.NET developers. It provides remote file system access using the FTP protocol with possibility to secure the connection using TLS layer. With Rebex FTP/SSL, it's simple to transfer files between your application and Unix/Windows or even...
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Rebex.FileTransfer is a simple file transfer library that supports SFTP, FTP/SSL and FTP protocols. It is part of Rebex File Transfer Pack - a set of .NET libraries that include dedicated SFTP, SCP, FTP/SSL and FTP client components and an SFTP server library.
This is a paid commercial product with...
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Rebex Total Pack is a metapackage that includes all Rebex components such as Rebex SFTP, Rebex FTP/SSL, Rebex Secure Mail, and more.
See https://www.rebex.net/total-pack/ for a list.
This is a paid commercial product with a free 30-day trial:
- Trial mode: Start your free 30-day trial by...
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AltarNet3 (or AN3 for short) is a library that facilitate the creation of TCP servers/clients, along with UDP. TCP connections can be secured via SSL, with only a few easy steps.
It comes with a powerful FTP manager, taking advantage of .NET 4.5's new asynchronous pattern (Async/Await), featuring...
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Ultimate FTP for .NET (http://www.componentpro.com/products/ftp) allows you to manage local files and directories. It also lets you transfer files and data from local storage to FTP/SSL servers and vice versa. It supports latest TLS/SSL version and work with almost all FTP servers smoothly. It...
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Ftp.dll is a .NET FTP component and FTPS component. It allows you to transfer files from and to your application using FTP and FTPS (also known as FTP over SSL/TLS) protocols. Includes automatic directory listing parser for the majority of popular FTP servers on Windows, Unix and Netware platforms....
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OpenPop.NET is an open source implementation of a POP3 client and a robust MIME parser written in C#.
It allows developers easy access to email on a POP3 server in a matter of minutes.
The project is backed by several hundred test cases and is therefore believed to be very robust....
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AlexFTPS is a free FTP/FTPS client and class library available on any platform supporting the .Net Framework 2.0 or Mono 2.0 and above.
It's written to overcome the limits of .Net's System.Net.FTPWebRequest in terms of FTPS support.
See http://ftps.codeplex.com for more details!

The WinSCP .NET assembly is a .NET wrapper around WinSCP’s scripting interface that allows your code to connect to a remote machine and manipulate remote files over SFTP, FTP, WebDAV, S3 and SCP sessions.
The library is primarily intended for advanced automation tasks that require conditional...
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